.main {
	background-color: #F5F5F5;
	padding: 60px 0;
}
.main .item {
	width: 70%;
	height: 160px;
	overflow: hidden;
	background-color: #fff;
	border-radius: 4px;
	padding: 20px 20px;
	margin: 30px auto;
	box-shadow: 0 2px 6px 0 rgba(0, 0, 0, 0.04);
}

.main .item .abstract {
	line-height: 1.6em;
}

.main .item:hover {
	box-shadow: 3px 2px 12px 2px rgba(0, 0, 0, 0.12);
	transition: 300ms;
	cursor: pointer;
	transform: scale(1.02);
}

.main h2 {
	font-size: 22px;
	margin-bottom: 10px;
}

.title-h1 h1 {
	font-size: 2em;
	font-weight: bold;
	border-left: 3px solid #000;
	padding-left: 15px;
	line-height: 0.9em;
}

.main .content {
	min-height: 450px;
}

.main nav {
	margin-top: 60px;
}